HP Compaq nw8440, nc8430, nx8420 Notebook PCs - Maintenance and Service Guide
5–52 Maintenance and Service Guide
Removal and Replacement Procedures
5.20 Modem Module
1. Prepare the computer for disassembly (Section 5.3)
and remove the following components:
a. Hard drive (Section 5.4)
b. Optical drive (Section 5.6)
c. Keyboard (Section 5.9)
d. Switch cover (Section 5.17)
e. TouchPad (Section 5.15)
f. Display assembly (Section 5.18)
g. Top cover (Section 5.19)
Modem Module Spare Part Number Information
Modem module 413691-001










